Home / 100,681.30-151,040.16-41,484.04

Finding the Fourth Proportional to 100,681.30, 151,040.16 and 41,484.04

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Solution

The fourth proportional to 100,681.30, 151,040.16 and 41,484.04 is: 62,233.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,681.30 : 151,040.16 = 41,484.04 : x
  2. Step 2: Convert to fraction form
    100,681.30/151,040.16 = 41,484.04/x
  3. Step 3: Cross multiply
    100,681.30x = 151,040.16 × 41,484.04
  4. Step 4: Simplify right side
    100,681.30x = 6,265,756,039.05
  5. Step 5: Solve for x
    x = 6,265,756,039.05/100,681.30
  6. Step 6: Final answer
    x = 62,233.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.